Seiko Cal. 5668 - 939

The Seiko 5668-939 represents an important milestone in Seiko's 1968 lineup. It features a Cream dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-f19a58ff5102]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1968

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